/* ==========================================================================
   layout.css — Container, header, mobile drawer, footer, sections
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding-block: var(--space-2xl);
}
.section--tight {
  padding-block: var(--space-xl);
}
.section--alt {
  background: var(--bg-alt);
}

.section-head {
  max-width: 640px;
  margin-inline: auto;
  margin-block-end: var(--space-xl);
  text-align: center;
}
.section-head--start {
  margin-inline: 0;
  text-align: start;
}
.section-head h2 {
  font-size: var(--fs-800);
  margin-block: var(--space-sm) var(--space-xs);
}
.section-head p {
  color: var(--text-soft);
  margin-inline: auto;
}
.section-head--start p {
  margin-inline: 0;
}

.app {
  min-height: 60vh;
  outline: none;
}

/* ----------------------------- Header ----------------------------------- */
.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: var(--z-header);
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background-color var(--dur) var(--ease-out),
    box-shadow var(--dur) var(--ease-out), height var(--dur) var(--ease-out);
}
.site-header[data-state="scrolled"] {
  height: 68px;
  background: var(--header-bg);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  box-shadow: var(--shadow-sm);
  border-block-end: 1px solid var(--border);
}

.header-inner {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--heading);
  letter-spacing: 0.02em;
}
.brand__mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  font-size: 1.15rem;
  box-shadow: var(--shadow-accent);
}
.brand__sub {
  font-family: var(--font-body);
  font-size: 0.62rem;
  letter-spacing: var(--tracking-wide);
  color: var(--text-muted);
  text-transform: uppercase;
  display: block;
}

/* Header is transparent over hero → light text */
.site-header[data-state="top"]:not(.force-solid) .brand,
.site-header[data-state="top"]:not(.force-solid) .main-nav a,
.site-header[data-state="top"]:not(.force-solid) .header-tool {
  color: #fff;
}
.site-header[data-state="top"]:not(.force-solid) .brand__sub {
  color: rgba(255, 255, 255, 0.7);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 1.6vw, 1.6rem);
}
.main-nav a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  padding-block: 0.4rem;
  color: var(--text);
  transition: color var(--dur-fast) var(--ease-out);
}
.main-nav a::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  inset-block-end: -2px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: var(--nav-origin, center);
  transition: transform var(--dur) var(--ease-out);
}
.main-nav a:hover::after,
.main-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}
.main-nav a[aria-current="page"] {
  color: var(--accent-strong);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.header-tool {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-pill);
  color: var(--text);
  font-size: 1rem;
  transition: background-color var(--dur-fast), color var(--dur-fast),
    transform var(--dur-fast);
}
.header-tool:hover {
  background: var(--accent-tint);
  color: var(--accent-strong);
  transform: translateY(-2px);
}
.header-tool .fa-sun {
  display: none;
}
:root[data-theme="dark"] .header-tool .fa-sun {
  display: block;
}
:root[data-theme="dark"] .header-tool .fa-moon {
  display: none;
}

.lang-toggle {
  width: auto;
  padding-inline: 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border: 1px solid var(--border-strong);
}

.nav-toggle {
  display: none;
}

/* ------------------------- Mobile drawer -------------------------------- */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  backdrop-filter: blur(4px);
  z-index: var(--z-drawer);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease-out), visibility var(--dur);
}
.drawer-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.drawer {
  position: fixed;
  inset-block: 0;
  inset-inline-end: 0;
  width: min(86vw, 380px);
  background: var(--surface);
  z-index: var(--z-drawer);
  display: flex;
  flex-direction: column;
  padding: var(--space-lg) var(--space-md);
  transform: translateX(100%);
  transition: transform var(--dur-slow) var(--ease-out);
  box-shadow: var(--shadow-lg);
}
html[dir="ltr"] .drawer {
  transform: translateX(-100%);
}
.drawer.is-open {
  transform: translateX(0);
}
.drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--space-lg);
}
.drawer__close {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-pill);
  font-size: 1.3rem;
  background: var(--surface-2);
  color: var(--text);
}
.drawer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.drawer__nav a {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  padding-block: 0.65rem;
  border-block-end: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text);
  opacity: 0;
  transform: translateX(20px);
}
html[dir="ltr"] .drawer__nav a {
  transform: translateX(-20px);
}
.drawer__nav a[aria-current="page"] {
  color: var(--accent-strong);
}
.drawer__nav a i {
  font-size: 0.85rem;
  color: var(--accent);
}
.drawer__foot {
  margin-block-start: auto;
  padding-block-start: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.drawer__social {
  display: flex;
  gap: 0.6rem;
}
.drawer__social a {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-pill);
  background: var(--surface-2);
  color: var(--text-soft);
  transition: background-color var(--dur-fast), color var(--dur-fast);
}
.drawer__social a:hover {
  background: var(--accent);
  color: #fff;
}

/* ------------------------------ Footer ---------------------------------- */
.site-footer {
  background: var(--ink);
  color: rgba(247, 244, 239, 0.78);
  padding-block: var(--space-2xl) var(--space-lg);
  position: relative;
}
:root[data-theme="dark"] .site-footer {
  background: #0e0c0a;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
  gap: var(--space-xl) var(--space-lg);
}
.footer-col h4 {
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.85rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-block-end: var(--space-md);
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.footer-col a {
  color: rgba(247, 244, 239, 0.7);
  transition: color var(--dur-fast), padding-inline-start var(--dur-fast);
}
.footer-col a:hover {
  color: var(--accent);
  padding-inline-start: 6px;
}
.footer-brand .brand {
  color: #fff;
  margin-block-end: var(--space-sm);
}
.footer-brand p {
  color: rgba(247, 244, 239, 0.6);
  font-size: 0.95rem;
}
.footer-contact li {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  margin-block-end: 0.8rem;
  color: rgba(247, 244, 239, 0.7);
}
.footer-contact i {
  color: var(--accent);
  margin-block-start: 0.25rem;
}
.footer-social {
  display: flex;
  gap: 0.6rem;
  margin-block-start: var(--space-md);
}
.footer-social a {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-pill);
  background: rgba(247, 244, 239, 0.08);
  color: #fff;
}
.footer-social a:hover {
  background: var(--accent);
}
.footer-bottom {
  margin-block-start: var(--space-xl);
  padding-block-start: var(--space-md);
  border-block-start: 1px solid rgba(247, 244, 239, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(247, 244, 239, 0.55);
}
.footer-newsletter {
  display: flex;
  gap: 0.5rem;
  margin-block-start: var(--space-sm);
}
.footer-newsletter input {
  flex: 1;
  min-width: 0;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(247, 244, 239, 0.18);
  background: rgba(247, 244, 239, 0.06);
  color: #fff;
}
.footer-newsletter input::placeholder {
  color: rgba(247, 244, 239, 0.45);
}

/* Floating WhatsApp */
.floating-whatsapp {
  position: fixed;
  inset-block-end: 1.5rem;
  inset-inline-end: 1.5rem;
  z-index: var(--z-header);
  width: 58px;
  height: 58px;
  border-radius: var(--radius-pill);
  display: grid;
  place-items: center;
  background: #25d366;
  color: #fff;
  font-size: 1.6rem;
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.45);
  animation: floaty 3s var(--ease-in-out) infinite;
}
.floating-whatsapp::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 2px solid #25d366;
  animation: ripple 2.4s ease-out infinite;
}